Speedmaster 65mm and 85mm fast primes for Fujifilm GFX on the way

Chinese manufacturer Zhong Yi Optics has shown of a pair of manual focus prime lenses for Fujifilm's medium format GFX 50S at a tradeshow at Beijing. The lenses are currently the fastest yet announced for GF mount. The new lens is a Speedmaster 65mm F1.4, which is exclusively designed for the GFX system. Details are scarce, other thanwhat can be seen from photos of the lens. It has manual aperture andfocus rings and supports 77mm filters. Mounted on the Fujifilm it will be equivalent to a 51mm F...